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Spacecraft information: SL-3 R/B
Launch Details
| Launched | 13 December 1977 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 10515 |
| COSPAR ID | 1977-117B |
| Observing |
Current orbital elements
| Inclination | 81.245° |
| Eccentricity | 0.00298 |
| RA ascending node | 9.825 hr |
| Argument perigee | 140.246° |
| Mean anomaly | 220.090° |
| Orbital period | 102.193 min |
| Epoch of osculation | 11 Dec 2025, 23:16 |
Derived Quantities
| Min Altitude | 848.0 km |
| Mean Altitude | 869.6 km |
| Peak Altitude | 891.2 km |
Orbital History
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